#include<iostream>
using namespace std;
int n1=5,n2=10;
void Function1()
{
	int n3=4;
	n2=3;
}
void Function2()
{
	int n4;
	n1=4;
	int n3=5;
}
int main()
{
	n2=1;
	int n5,n2;
	if(n1==5){
		int n6;
		n6=8;
	}
	n1=6;
	int n4=1;
	int n6=9;
	n2=7;
	::n2=9;
	return 0;
}